2003 Ariel Atom vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Ariel Atom. In addition, the cost of maintenance, including insurance, on 2003 Ariel Atom would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (312 HP @ 4400 RPM) has 203 more horse power than 2003 Ariel Atom. (109 HP @ 5000 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2003 Ariel Atom. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1973 kg more than 2003 Ariel Atom. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2003 Ariel Atom. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 358 more torque (in Nm) than 2003 Ariel Atom. (148 Nm @ 3000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Ariel Atom. 2007 GMC Sierra has automatic transmission and 2003 Ariel Atom has manual transmission. 2003 Ariel Atom will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Ariel Atom | 2007 GMC Sierra | |
| Make | Ariel | GMC |
| Model | Atom | Sierra |
| Year Released | 2003 | 2007 |
| Body Type | Roadster | Pickup |
| Engine Position | Rear | Front |
| Engine Size | 1589 cc | 5999 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 109 HP | 312 HP |
| Engine RPM | 5000 RPM | 4400 RPM |
| Torque | 148 Nm | 506 Nm |
| Torque RPM | 3000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 1 seats | 6 seats |
| Vehicle Weight | 462 kg | 2435 kg |
| Vehicle Length | 3420 mm | 6580 mm |
| Vehicle Width | 1800 mm | 2440 mm |
| Vehicle Height | 1200 mm | 1940 mm |
| Wheelbase Size | 2350 mm | 4250 mm |
